Finding the Third Proportional to 361,347.75 and 778,194

Step by Step Solution

1. Step 1: Write the proportion equation
   361,347.75 : 778,194 = 778,194 : x
2. Step 2: Convert to fraction form
   361,347.75/778,194 = 778,194/x
3. Step 3: Cross multiply
   361,347.75x = 778,194 × 778,194
4. Step 4: Simplify right side
   361,347.75x = 605,585,901,636
5. Step 5: Solve for x
   x = 605,585,901,636/361,347.75
6. Step 6: Final answer
   x = 1,675,908.88